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NCERT Exemplar MCQ Quiz

Preparing for CBSE

Chapter 12 Class 10 - Magnetic Effects of Electric Current | 7 questions

Timed test. Answer every question before time runs out. Correct answers and solutions appear after submission.
Time remaining 504
Question 1 of 7
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Question 1 of 7
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For a current in a long straight solenoid N - and S -poles are created at the two ends. Among the following statements, the incorrect statement is:
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Question 2 of 7
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Choose the correct option.
A rectangular coil of copper wires is rotated in a magnetic field. The direction of the induced current changes once in each:
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Question 3 of 7
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The device used for producing electric current is called a:
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Question 4 of 7
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The essential difference between an AC generator and a DC generator is that:
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Question 5 of 7
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Which of the following correctly describes the magnetic field near a long straight current carrying wire?
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Question 6 of 7
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A constant current flowing in a horizontal wire in the plane of the paper from East to West is shown in Figure. The direction of magnetic field at a point will be from North to South: WENSWE
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Question 7 of 7
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The phenomenon of electro-magnetic induction is:
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